/*
 *  Copyright 2007 Blandware (http://www.blandware.com)
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.blandware.atleap.webapp.action.core.backup;

import com.blandware.atleap.webapp.action.core.BaseAction;
import com.blandware.atleap.webapp.util.core.GlobalProperties;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForm;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Shows a form used to upload a DB backup.
 * <p><a href="CallUploadBackupAction.java.html"><i>View source</i></a></p>
 *
 * @author Roman Puchkovskiy <a href="mailto:roman.puchkovskiy@blandware.com">
 *         &lt;roman.puchkovskiy@blandware.com&gt;</a>
 * @version $Revision: 1.1 $ $Date: 2007/06/06 13:43:01 $
 * @struts.action path="/core/backup/callUpload"
 * name="uploadBackupForm"
 * validate="false"
 * roles="core-backup-upload, core-backup-restore"
 * @struts.action-forward name="listArchives"
 * path="/core/backup/list.do"
 * redirect="true"
 * @struts.action-forward name="inputForward"
 * path="/core/backup/callUpload.do"
 * @struts.action-forward name="uploadBackup"
 * path=".core.backup.upload"
 */
public class CallUploadBackupAction extends BaseAction {
    /**
     * @param mapping  The ActionMapping used to select this instance
     * @param form     The optional ActionForm bean for this request (if any)
     * @param request  The HTTP request we are proceeding
     * @param response The HTTP response we are creating
     * @return an ActionForward instance describing where and how
     *         control should be forwarded, or null if response
     *         has already been completed
     */
    public ActionForward execute(ActionMapping mapping, ActionForm form,
                                 HttpServletRequest request, HttpServletResponse response) throws Exception {

        GlobalProperties globalProperties = GlobalProperties.getInstance(request.getSession().getServletContext());
        boolean enabled = "true".equalsIgnoreCase(globalProperties.getString("dbbackup.upload", "false"));

        // if this feature is disabled in build properties, deny access
        if (!enabled) {
			response.sendError(HttpServletResponse.SC_FORBIDDEN);
			return null;
        }

        saveToken(request);
        return mapping.findForward("uploadBackup");
    }
}
